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Permophricodothyris squamularioides
Taxonomy
Martinia squamularioides was named by Huang (1933). Its type specimen is NIGP 4714 and is a 3D body fossil. Its type locality is Ch'engyaoyen, Locality T65, T'out'ang, Tating-hsien, which is in a Wuchiapingian marine horizon in China.
It was recombined as Squamularia squamularioides by Yang et al. (1977), Feng and Jiang (1978), Tong (1978), Liao (1980), Zeng et al. (1995), Shen et al. (2003); it was recombined as Astegosia squamularioides by Liang (1990); it was recombined as Permophricodothyris squamularioides by Zhan (1989), Shi et al. (2002), Shen and Zhang (2008), Tazawa and Kaneko (2016).
It was recombined as Squamularia squamularioides by Yang et al. (1977), Feng and Jiang (1978), Tong (1978), Liao (1980), Zeng et al. (1995), Shen et al. (2003); it was recombined as Astegosia squamularioides by Liang (1990); it was recombined as Permophricodothyris squamularioides by Zhan (1989), Shi et al. (2002), Shen and Zhang (2008), Tazawa and Kaneko (2016).
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Martinia squamularioides Huang p. 50 figs. Pl 7, fig 2; pl 8, fig 8 |
| 1961 | Martinia squamularioides Zhang and Jin p. 407 figs. Pl 2, figs 24-29 |
| 1977 | Squamularia squamularioides Yang et al. p. 452 figs. Pl 179, fig 8 |
| 1978 | Squamularia squamularioides Feng and Jiang p. 295 figs. Pl 105, fig 1 |
| 1978 | Squamularia squamularioides Tong p. 261 figs. Pl 90, fig 11 |
| 1980 | Squamularia squamularioides Liao p. 260 figs. Pl 7, figs 36,37 |
| 1982 | Martinia squamularioides Wang et al. p. 247 figs. Pl 94, figs 6-8 |
| 1989 | Permophricodothyris squamularioides Zhan figs. Pl 26, figs 19,20 |
| 1990 | Astegosia squamularioides Liang p. 301 figs. Pl 67, figs 12-16 |
| 1995 | Squamularia squamularioides Zeng et al. figs. Pl 14, figs 6,8 |
| 2002 | Permophricodothyris squamularioides Shi et al. p. 376 |
| 2003 | Squamularia squamularioides Shen et al. p. 247 figs. Pl 5, fig 18 |
| 2008 | Permophricodothyris squamularioides Shen and Zhang figs. 5.24-5.30 |
| 2016 | Permophricodothyris squamularioides Tazawa and Kaneko p. 28 fig. 4 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Permophricodothyris squamularioides Huang 1933
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 11 | 13.5 | 3.73 | 20.5 | 15.6 | 4.32 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Wordian to the top of the Changhsingian or 266.90000 to 251.90200 Ma
Collections (34 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | Japan | Permophricodothyris squamularioides (100322 118974 175848 175849) | |
| Capitanian | China (Zhejiang) | Astegosia squamularioides (95519) | |
| Wuchiapingian | China (Guizhou) | Martinia squamularioides (111061) | |
| Wuchiapingian | China (Anhui) | Martinia squamularioides (120117) | |
| Wuchiapingian | China (Xizang) | Reticularia lineata (89203) Squamularia squamularioides (24590) | |
| Wuchiapingian | China (Shaanxi) | Permophricodothyris squamularioides (148516) | |
| Wuchiapingian | China (Hunan) | Permophricodothyris squamularioides (117499) | |
| Wuchiapingian | China (Jiangxi) | Martinia squamularioides (120030 120108) | |
| Wuchiapingian | China (Chongqing) | Squamularia squamularioides (156877) | |
| Changhsingian | China (Hunan) | Squamularia squamularioides (105918 121091) | |
| Changhsingian | China (Chongqing) | Squamularia squamularioides (94984 94985 148543 148544 148554 149260 156858 156863 156880 156881) | |
| Changhsingian | China (Guizhou) | Squamularia squamularioides (51424 108163 117465) | |
| Changhsingian | China (Xizang) | Squamularia squamularioides (187544 187558) | |
| Changhsingian | China (Sichuan) | Squamularia squamularioides (103467 156810) | |
| Changhsingian | China (Guangxi) | Martinia squamularioides (149206) |